MAP20120003002Guidelines for the use of the ILO International Classification of Radiographs of Pneumoconioses. — Revised edition 2011. — Geneva : International Labour Office, 2011(Occupational safety and health series ; 22)Sumario: : Introduction -- Specific instructions for use of the Complete Classification -- Specific instructions for the use of the Abbreviated Classification -- Using the ILO Classification -- Using the ILO Classification to classify digital radiographic images of the chest